1989 Chevrolet Corvette "fuel pressure drops 0 cranking" Questions

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Fuel pressure is 42 lbs at fuel rail, installed new computer chip that disables VATS, still no start. Will fire on starter fluid so not ignition problem. According to Haynes manual, should have 42 lbs

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Question about Chevrolet Corvette

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...fuel pressure regulator would cause a problem similar to this. You may already know this but a fuel pressure regulator kinda works backwards from the way you would think. When your car is at idle it ...

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...fuel pressure guage on it turn the key to on no reading then cranked engine pressure went to 50 then dropped to 0 real fast any ideae please Pressure will drop to zero if it doesn't fire up and stay ...

Question about Chevrolet Corvette

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fuel pressure cause ASD to blow? ask to Drop out you mean. blow would shoot the ASD relay cloudwards. LOL but may be it is,, there is always a first. loosing fuel pressure, what does that mean? i just

FUEL PUMP,IT HOLDS 50PSI AS IT SOULD BUT THE PRESSURE DROPS TO 0 VERYQUICKLY WHEN IGNITIONIS TURNED OFF-I THINK IS THE PRESURRE CHECK VALVE, ...? IT STARTS VERY SLOWLY...IT CRANKS FOR FEW TIMES BEFORE

...fuel ,
i get spec high pressure, with fresh 10w-40 in the sum.
no engine stated no spec,. stated.
then with valve cover off i crank it to see if I GET
top end oiling.
if not? you did ...

Question about Chevrolet Corvette

1 Answer

...fuel pressure during prime run - 11lbs - but drops to 0 while cranking. Ignition module and pickup pass tests. Looking for ideas. Thank you. Jeff Have you checked the "Bump Switch" this is a small ...

...pressure switch, which is located near the oil filter. When the PCM reads this switch, and gets a low reading, it will automatically kill the engine. The switch costs around $4.00 and is a 5 minute ...

...fuel pressure gauge set on the inj rail pressure bieng only 20 psi and then drops to 0 after cranking sound like it initially wants to start then stalls i have about 120,000 on the vehicle fuel ...

...fuel pressure. When letting off the starter fuel pressure drops to 0 right away have checked fuel fuses relays cant hear the fuel pump run when you turn switch on The pressure is supposed to drop off ...

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